senate majority harry reid is for background checks but stopped short on the assault weapons back i didn't vote for it last time because it didn't make sense but i'll take a look at it. >> reporter: the president did take a break on sunday. he hosted his own super bowl party at the white house. he had friends over and the menu was carefully balanced between baltimore and california. a couple of crabs from each city. >> what was the >>> there's big new this morning in the fight against cancer and dementia. dr. sanjay gupta is here in studio 57. he's in the green room now coming over to the table right after the break. you're watching "cbs this morning." ♪ ♪ ♪ ♪ ♪ [ male announcer ] concept. calvin klein underwear. 360 seamless technology. okay, we gotta time this just right. okay. ready... mm-hmm. happy valentine's day. [ female announcer ] the charmed memories collection at kay jewelers. each charm is hand-crafted in italy and with hundreds of charms to choose from, the possibilities are endless. this friday through sunday get this free bracelet or a charm valued up to forty-five